Question

Convergence of moments implies convergence in total variation for Normal distribution?

score 332 · Answer 1 · 2026-04-09 21:58:45

332

Views

Convergence of moments implies convergence in total variation for Normal distribution?

Published on 09 Apr 2026 - 21:58

score 72 · Answer 2 · 2026-04-14 06:39:28

72

Views

Is my proof of "$f(x)=x^3+3x$ is continuous" correct?

Published on 14 Apr 2026 - 6:39

score 37 · Answer 3 · 2026-04-15 14:39:34

37

Views

Examples of basis

Published on 15 Apr 2026 - 14:39

score 45 · Answer 4 · 2026-04-12 23:09:32

45

Views

Show that the projection is $\in End(V)$

Published on 12 Apr 2026 - 23:09

score 159 · Answer 5 · 2026-04-14 18:08:46

159

Views

Computing eigenspectrum of $T:L^2[0,1]\to L^2[0,1]$, defined by $(Tf)(t)=tf(t)$

Published on 14 Apr 2026 - 18:08

score 37 · Answer 6 · 2026-04-15 04:11:00

37

Views

Example of basis

Published on 15 Apr 2026 - 4:11

score 46 · Answer 7 · 2026-04-16 22:01:50

46

Views

Prove that $\alpha \cup \{\alpha \} = \text {inf}\ \{\beta\ \mid\ \beta \gt \alpha \}.$

Published on 16 Apr 2026 - 22:01

score 44 · Answer 8 · 2026-04-16 11:48:48

44

Views

Proof checking - $\mathbb{R}^{\mathbb{N}} \sim \mathcal{P}( \mathbb{N})$ - Discrete Mathematics

Published on 16 Apr 2026 - 11:48

score 23 · Answer 9 · 2026-04-15 18:04:08

23

Views

If ($x * 10^q$) - ($y * 10^{r}$) = $10^r$, where q, r,x and y are positive integers and $q>r$, then what is the units digit of $y$?

Published on 15 Apr 2026 - 18:04

score 29 · Answer 10 · 2026-04-14 20:52:46

29

Views

$I=\langle \{2,3,4,...\}\rangle $ is maximal ideal of $(P(\mathbb{N}),\Delta,\cap)$

Published on 14 Apr 2026 - 20:52

score 96 · Answer 11 · 2026-03-26 11:16:49

96

Views

Is this a valid proof of the euclidean algorithm?

Published on 26 Mar 2026 - 11:16

score 155 · Answer 12 · 2026-04-16 11:42:37

155

Views

$P,R \neq 0$ are polynomials with rational coefficients. Show that there exists a polynomial $Q$ such that $P(X) | Q(R(X))$

Published on 16 Apr 2026 - 11:42

score 47 · Answer 13 · 2026-04-16 20:35:59

47

Views

$\lim\limits_{x\to x_{0};x\in E}f(x) = L \Leftrightarrow \lim\limits_{x\to x_{0};x\in E\cap(x_{0}-\delta,x_{0}+\delta)}f(x) = L$

Published on 16 Apr 2026 - 20:35

score 333 · Answer 14 · 2026-04-09 00:13:45

333

Views

Proof the the field of rational numbers has the Archimedean property

Published on 09 Apr 2026 - 0:13

score 854 · Answer 15 · 2026-04-13 22:36:17

854

Views

Let $a$ & $b$ be non-zero vectors such that $a · b = 0$. Use geometric description of scalar product to show that

Published on 13 Apr 2026 - 22:36

List Question

Convergence of moments implies convergence in total variation for Normal distribution?

Is my proof of "$f(x)=x^3+3x$ is continuous" correct?

Examples of basis

Show that the projection is $\in End(V)$

Computing eigenspectrum of $T:L^2[0,1]\to L^2[0,1]$, defined by $(Tf)(t)=tf(t)$

Example of basis

Prove that $\alpha \cup \{\alpha \} = \text {inf}\ \{\beta\ \mid\ \beta \gt \alpha \}.$

Proof checking - $\mathbb{R}^{\mathbb{N}} \sim \mathcal{P}( \mathbb{N})$ - Discrete Mathematics

If ($x * 10^q$) - ($y * 10^{r}$) = $10^r$, where q, r,x and y are positive integers and $q>r$, then what is the units digit of $y$?

$I=\langle \{2,3,4,...\}\rangle $ is maximal ideal of $(P(\mathbb{N}),\Delta,\cap)$

Is this a valid proof of the euclidean algorithm?

$P,R \neq 0$ are polynomials with rational coefficients. Show that there exists a polynomial $Q$ such that $P(X) | Q(R(X))$

$\lim\limits_{x\to x_{0};x\in E}f(x) = L \Leftrightarrow \lim\limits_{x\to x_{0};x\in E\cap(x_{0}-\delta,x_{0}+\delta)}f(x) = L$

Proof the the field of rational numbers has the Archimedean property

Let $a$ & $b$ be non-zero vectors such that $a · b = 0$. Use geometric description of scalar product to show that

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